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What does Dictionary<TKey,TValue>.EnsureCapacity(Int32) Method do?
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Description
Does it allocate space or just check to see if the space is currently allocatable? In bytes or element count?
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#### Document Details
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* ID: c24739cd-50ff-e3b1-a5b7-5e43fea977b0
* Version Independent ID: 39331194-8f05-25b9-88bb-5f77a0c53e95
* Content: [Dictionary<TKey,TValue>.EnsureCapacity(Int32) Method (System.Collections.Generic)](https://docs.microsoft.com/en-us/dotnet/api/system.collections.generic.dictionary-2.ensurecapacity?view=netcore-2.1&viewFallbackFrom=netframework-4.7.2)
* Content Source: [xml/System.Collections.Generic/Dictionary`2.xml](https://github.com/dotnet/dotnet-api-docs/blob/master/xml/System.Collections.Generic/Dictionary`2.xml)
* Product: **dotnet-api**
* GitHub Login: @dotnet-bot
* Microsoft Alias: **dotnetcontent**
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